WARMATEK® Diesel heater 2–8 kW 12/24 V – START & STOP / BLUETOOTH, Oulu

Updated display functions for 2025. More precise thermostat, adjustable start–stop thresholds and many other improvements. Heater equipped with the most comprehensive configuration on the market.

WARMATEK Warmbox is a compact diesel air heater designed and developed in Finland for northern conditions.

The user interface and LCD display have been designed and developed in Finland using user feedback and real-world experience. A safe and efficient heating solution for northern climates.

Designed in Finland – built from user needs

The Warmbox is not a generic “one-size” model but a Finland-designed unit combining quality and practicality.

• Finnish-designed display and control system, developed for usability and durability

• Upgraded components: quality glow plug, quiet fuel pump and reinforced combustion chamber

Versatile display

All key functions are available on the LCD:

• automatic, manual and switch-off temperature control (selectable in settings).

• weekly timer and scheduling

• Start/Stop function that maintains temperature by automatically turning the heater off and on

• Adjustable Start/Stop: the temperature gap between switch-off and switch-on is adjustable between 3–15 °C

• ventilation mode — can also be used as a fan

• thermostat located on the display (temperature adjustable from 10–40 °C)

• Bluetooth control: start, adjust and schedule the heater directly from your phone

• heater power adjustable in settings

Safety and quality

• CE marked.

• Software fault diagnostics and overheat protection

Operation and compatibility

The heater operates on 12 V or 24 V and is powered by a battery or an external power supply (not included).
Fuel used is diesel or heating oil.
Fuel consumption is only approx. 0.1 litres per kW, making the unit very economical.

Applications

Suitable for many applications, such as:

• greenhouses

• storerooms

• garages

• other small spaces where steady heat is required without overheating

Package contents

• WARMATEK Warmbox heater unit

• LCD display

• remote control

• exhaust pipe and silencer

• fuel hoses, pick-up pipe and intake air filter

• air inlet pipe and air guide

• power cables and earth leads

• installation accessories

• Finnish and Swedish manual

Technical specifications

• Operating voltage: 12 V / 24 V

• Fuel: diesel / heating oil

• Heating power: 2000–8000 W

• Current consumption (12 V): 2–4 A

• Starting current (12 V): 10–13 A

• Fuel consumption: approx. 0.1 litres per kW

• Dimensions: 34 x 25 x 37 cm (H × D × L)

• Warranty: 1 year

Why choose WARMATEK Warmbox?

• Designed and developed in Finland. The heater is continuously improved and, for example, updated displays fit directly into older WARMATEK models. If software changes are made and you want to update the unit, replacing the display alone is sufficient.

• Software and display built from user experience

• Quiet, efficient and long-lasting

• Bluetooth control and LCD make operation easy

• CE marked and a safe overall solution

• Spare parts and repair services available in Finland, with competent customer support if needed.